[Bug target/11793] New: [3.3.1/3.4 regression] ICE in extract_insn, at recog.c:2175

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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=11793

           Summary: [3.3.1/3.4 regression] ICE in extract_insn, at
                    recog.c:2175
           Product: gcc
           Version: 3.3.1
            Status: UNCONFIRMED
          Severity: critical
          Priority: P2
         Component: target
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: debian-gcc at lists dot debian dot org
                CC: gcc-bugs at gcc dot gnu dot org
 GCC build triplet: powerpc-linux
  GCC host triplet: powerpc-linux
GCC target triplet: powerpc-linux

[forwarded from http://bugs.debian.org/203835]

A regression from 3.3 probably introduced between 20030722 and 20030728. Found
on HEAD CVS 20030531 as well (no newer version at hand).

gcc -O -maltivec -mabi=altivec -c n1fv_9.i
n1fv_9.c: In function `n1fv_9':
n1fv_9.c:128: error: unrecognizable insn:
(insn 2983 1654 1655 2 (nil) (set (reg:V4SF 77 v0)
        (const_vector:V4SF [
                (const_double:SF 9.3969261646270751953125e-1 [0x0.f08fb2p+0])
                (const_double:SF 9.3969261646270751953125e-1 [0x0.f08fb2p+0])
                (const_double:SF 9.3969261646270751953125e-1 [0x0.f08fb2p+0])
                (const_double:SF 9.3969261646270751953125e-1 [0x0.f08fb2p+0])
            ])) -1 (nil)
    (nil))
n1fv_9.c:128: internal compiler error: in extract_insn, at recog.c:2175

The file n1fv_9.i is attached.